#if 1
#include "stdio.h"

int main(){
	char c1,c2;
	c1 = 'A';
	c2 = 'B';
	c1 += 32;
	c2 += 32;
	printf("%c,%d\n",c1,c1);
	printf("%c,%d\n",c2,c2);
	return 0;
}
#endif
